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VA ROG AJUTATIMA LA EX: 30
MAINE PRIMESC NOTA!!!!!!

VA ROG FACETI SI PROBA!!!!!


VA ROG AJUTATIMA LA EX 30 MAINE PRIMESC NOTAVA ROG FACETI SI PROBA class=

Răspuns :

8:{[(9×X+42):X]×4-52}=1
[(9×X+42):X]×4-52=1×8
[(9×X+42):X]×4=8+52
[(9×X+42):X]×4=60
(9×X+42):X=60:4
(9×X+42):X=15
9×X:X+42:X=15
9+42:X=15
42:X=15-9
42:X=6
X=42:6
X=7